Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-065
Summary
| CVE | CVE-2026-58587 |
|---|---|
| State | PUBLISHED |
| Assigner | drupal |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-07-10 22:16:44 UTC |
| Updated | 2026-07-21 15:41:23 UTC |
| Description | Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting (XSS). This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1. |
Risk And Classification
Primary CVSS: v3.1 6.1 MEDIUM from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.002530000 probability, percentile 0.166040000 (date 2026-07-14)
Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting")
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 6.1 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 6.1 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
RequiredScope
ChangedConfidentiality
LowIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Drupal Canvas Project | Drupal Canvas | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Drupal | Drupal Canvas | affected 0.0.0 1.4.2 semver | Not specified |
| CNA | Drupal | Drupal Canvas | affected 1.5.0 1.5.2 semver | Not specified |
| CNA | Drupal | Drupal Canvas | affected 1.6.0 1.6.1 semver | Not specified |
| CNA | Drupal | Drupal Canvas | affected 1.7.0 1.7.1 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.drupal.org/sa-contrib-2026-065 | [email protected] | www.drupal.org | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: AKHIL BABU (akhil babu) (en)
CNA: Alex Bronstein (effulgentsia) (en)
CNA: Christian López EspÃnola (penyaskito) (en)
CNA: Juraj Nemec (poker10) (en)
There are currently no legacy QID mappings associated with this CVE.